invalid problem set
Problem | 13099 |
Created | 2009-09-20 |
Source | |
Rating | |
Difficulty | 9 dan |
Average Solve Time | 56 secs |
User Attempts |
21 / 285 |
Solve Ratio Rating | 4 dan |
| rating history |
Black just played the marked stone.
White to play and win
All comments appreciated ;)
(;AB[bi]AB[ah]AB[bg]AB[cg]AB[df]AB[de]AB[dd]AB[ed]AB[fd]AB[fe]AB[ff]AW[ef]AB[eh]AW[bf]AW[cf]AW[ce]AW[cd]AW[dc]AW[ec]AW[fb]AW[gb]AW[af]AW[ag]AB[fc]AB[cc]AB[gg]AB[gh]AB[hh]AB[hi]AB[ii]AW[ih]AW[ig]AW[hg]AW[hf]AW[gf]AW[ge]AB[gc]AW[hc]AW[hb]AW[gd]AW[id]AW[he]C[no komi, no extra-prisoners]SZ[9]TR[cc]AP[goproblems]
(;W[dg]
(;B[dh]
(;W[bc];B[cb]
(;W[eb];B[bb]
(;W[ab];B[bd];W[ad];B[ac]
(;W[ch];B[eg];W[bc];B[aa]
(;W[be];B[ac];W[bh];B[ci];W[ab]C[RIGHT])
(;W[ba];B[ac];W[bh];B[ae]
(;W[dg];B[ci];W[be];B[ca])
(;W[ai];B[dg])))
(;W[bh];B[eg];W[bc];B[aa];W[be];B[ac];W[ch];B[ci];W[ab]C[RIGHT])
(;W[eg];B[ae])
(;W[fg];B[eg];W[bc];B[aa];W[be];B[ac];W[fh];B[bd];W[gi];B[ae]))
(;W[eg];B[fg];W[ab]))
(;W[db];B[bb]C[];W[ab];B[bd]C[];W[ad];B[ac]C[];W[ch];B[eg];W[bc];B[da];W[eb];B[ac];W[bh]
(;B[ci];W[bc];B[aa]
(;W[ba];B[ac])
(;W[be];B[ac]C[white is dead];W[fg];B[bd];W[fh];B[fi];W[bc];B[ab];W[ca];B[bd]))
(;B[ae];W[dg];B[ci];W[be];B[aa];W[ad];B[bc];W[ca];B[cg];W[ai];B[di];W[ea];B[dg];W[da];B[bg];W[ba];B[ae]))
(;W[bb];B[eb])
(;W[da];B[bb];W[ab];B[bd];W[ad];B[ac];W[ch];B[eg];W[bc];B[aa]
(;W[ba];B[ac];W[bh];B[ci];W[bc];B[db];W[eb];B[ac]C[white is dead])
(;W[be];B[ac];W[bh];B[ci];W[ab];B[db];W[ba];B[eb]))
(;W[ea];B[bb];W[ab];B[bd];W[ad];B[ac];W[ch];B[eg];W[bc];B[aa]
(;W[ba];B[ac];W[bh];B[ci];W[bc];B[db]
(;W[eb];B[ac]C[white is dead])
(;W[be];B[eb]))
(;W[be];B[ac];W[bh];B[ci];W[ab];B[da]
(;W[ba];B[eb])
(;W[eb];B[ac]))))
(;W[eg];B[fg];W[bc];B[cb];W[eb];B[bb];W[ab];B[bd];W[ad];B[ac];W[ch];B[ae];W[bh];B[ci]
(;W[fi];B[cg];W[bg];B[be];W[ai];B[di];W[fh];B[ah])
(;W[cg];B[fi];W[be];B[bc];W[ad];B[aa];W[ca];B[da];W[db];B[di];W[ai];B[ee];W[ea];B[ae];W[da];B[ah];W[ad];B[ai];W[ba];B[ae])
(;W[be];B[cg];W[ad];B[bc];W[bg];B[di];W[fi];B[fh];W[ai];B[ee];W[cg];B[ae]))
(;W[cb];B[bc];W[bb];B[bd];W[ac];B[ae]))
(;B[eg];W[bc];B[cb];W[db];B[bb];W[ab];B[bd];W[ad];B[ac];W[ch];B[dh]))
(;W[bc];B[cb]
(;W[dg];B[dh]
(;W[db];B[bb]C[];W[ab];B[bd]C[];W[ad];B[ac]C[];W[ch];B[eg];W[bc];B[da];W[eb];B[ac];W[bh]
(;B[ci];W[bc];B[aa]
(;W[ba];B[ac])
(;W[be];B[ac]C[white is dead];W[fg];B[bd];W[fh];B[fi];W[bc];B[ab];W[ca];B[bd]))
(;B[ae];W[dg];B[ci];W[be];B[aa];W[ad];B[bc];W[ca];B[cg];W[ai];B[di];W[ea];B[dg];W[da];B[bg];W[ba];B[ae]))
(;W[eg];B[fg];W[eb];B[bb];W[ab];B[bd];W[ad];B[ac];W[ch];B[ae];W[bh];B[ci]
(;W[fi];B[cg];W[bg];B[be];W[ai];B[di];W[fh];B[ah])
(;W[cg];B[fi];W[be];B[bc];W[ad];B[aa];W[ca];B[da];W[db];B[di];W[ai];B[ee];W[ea];B[ae];W[da];B[ah];W[ad];B[ai];W[ba];B[ae])
(;W[be];B[cg];W[ad];B[bc];W[bg];B[di];W[fi];B[fh];W[ai];B[ee];W[cg];B[ae]))
(;W[eb];B[bb]
(;W[ab];B[bd];W[ad];B[ac]
(;W[ch];B[eg];W[bc];B[aa]
(;W[be];B[ac];W[bh];B[ci];W[ab]C[RIGHT])
(;W[ba];B[ac];W[bh];B[ae]
(;W[dg];B[ci];W[be];B[ca])
(;W[ai];B[dg])))
(;W[bh];B[eg];W[bc];B[aa];W[be];B[ac];W[ch])
(;W[eg];B[ae])
(;W[fg];B[eg];W[bc];B[aa];W[be];B[ac];W[fh];B[bd];W[gi];B[ae]))
(;W[eg];B[fg]))
(;W[bb];B[eb])
(;W[da];B[bb];W[ab];B[bd];W[ad];B[ac];W[ch];B[eg];W[bc];B[aa]
(;W[ba];B[ac];W[bh];B[ci];W[bc];B[db];W[eb];B[ac]C[white is dead])
(;W[be];B[ac];W[bh];B[ci];W[ab];B[db];W[ba];B[eb])))
(;W[db];B[bb]
(;W[ab];B[bd];W[ad];B[ac]
(;W[bh];B[ae];W[ai];B[ch])
(;W[dg];B[ae]))
(;W[dg];B[dh]
(;W[ab];B[bd]C[];W[ad];B[ac]C[];W[ch];B[eg];W[bc];B[da];W[eb];B[ac];W[bh]
(;B[ci];W[bc];B[aa]
(;W[ba];B[ac])
(;W[be];B[ac]C[white is dead];W[fg];B[bd];W[fh];B[fi];W[bc];B[ab];W[ca];B[bd]))
(;B[ae];W[dg];B[ci];W[be];B[aa];W[ad];B[bc];W[ca];B[cg];W[ai];B[di];W[ea];B[dg];W[da];B[bg];W[ba];B[ae]))
(;W[eg];B[fg];W[ab];B[bd];W[ad];B[ac];W[ch];B[bh];W[bc];B[da];W[eb];B[ac];W[ci];B[di];W[bc];B[aa]
(;W[ba];B[ac])
(;W[be];B[ac])))
(;W[bd];B[ab]
(;W[ac];B[ae])
(;W[ae];B[ac]))
(;W[ad];B[ab]
(;W[ca];B[ac];W[be];B[bd])
(;W[ac];B[be];W[ca];B[ae];W[bd];B[ae];W[be];B[ae]))
(;W[ac];B[ab]
(;W[ca];B[bd])
(;W[bd];B[ae]))
(;W[ch];B[dh];W[ab];B[bd];W[ad];B[ac];W[dg];B[eg];W[bc];B[da];W[eb];B[ac];W[bh]
(;B[ci];W[bc];B[aa]
(;W[ba];B[ac])
(;W[be];B[ac]C[white is dead];W[fg];B[bd];W[fh];B[fi];W[bc];B[ab];W[ca];B[bd]))
(;B[ae];W[dg];B[ci];W[be];B[aa];W[ad];B[bc];W[ca];B[cg];W[ai];B[di];W[ea];B[dg];W[da];B[bg];W[ba];B[ae])))
(;W[bb];B[eb])
(;W[fg];B[eg];W[db];B[da];W[eb];B[bb];W[ab];B[bd];W[ad];B[ac];W[dg];B[dh];W[bc];B[aa];W[be];B[ac];W[fh];B[bd];W[gi];B[ae])
(;W[eb];B[bb]
(;W[dg];B[dh]
(;W[ab];B[bd];W[ad];B[ac]
(;W[ch];B[eg];W[bc];B[aa]
(;W[be];B[ac];W[bh];B[ci];W[ab]C[RIGHT])
(;W[ba];B[ac];W[bh];B[ae]
(;W[dg];B[ci];W[be];B[ca])
(;W[ai];B[dg])))
(;W[bh];B[eg];W[bc];B[aa];W[be];B[ac];W[ch])
(;W[eg];B[ae])
(;W[fg];B[eg];W[bc];B[aa];W[be];B[ac];W[fh];B[bd];W[gi];B[ae]))
(;W[ad];B[ab];W[db];B[ac])
(;W[bd];B[ab]
(;W[ae];B[ac])
(;W[ac];B[ae]))
(;W[eg];B[fg];W[ab];B[bd];W[ad];B[ac];W[ch];B[ae];W[bh];B[ci]
(;W[fi];B[cg];W[bg];B[be];W[ai];B[di];W[fh];B[ah])
(;W[cg];B[fi];W[be];B[bc];W[ad];B[aa];W[ca];B[da];W[db];B[di];W[ai];B[ee];W[ea];B[ae];W[da];B[ah];W[ad];B[ai];W[ba];B[ae])
(;W[be];B[cg];W[ad];B[bc];W[bg];B[di];W[fi];B[fh];W[ai];B[ee];W[cg];B[ae])))
(;W[ab];B[bd]
(;W[dg];B[ae])
(;W[ad];B[ac]
(;W[dg];B[ae])
(;W[bh];B[ae];W[ai];B[ch])))
(;W[ad];B[ab])
(;W[be];B[ad])
(;W[bd];B[ab]
(;W[ac];B[ae])
(;W[ae];B[ac]))
(;W[ch];B[bh];W[dg];B[dh];W[ab];B[bd];W[ad];B[ac]
(;W[fg];B[eg];W[bc];B[aa])
(;W[ci];B[eg];W[bc];B[aa])))
(;W[da];B[bb]
(;W[dg];B[dh];W[ab];B[bd];W[ad];B[ac];W[ch];B[eg];W[bc];B[aa]
(;W[ba];B[ac];W[bh];B[ci];W[bc];B[db];W[eb];B[ac]C[white is dead])
(;W[be];B[ac];W[bh];B[ci];W[ab];B[db];W[ba];B[eb]))
(;W[ad];B[ab]
(;W[ac];B[be])
(;W[be];B[ac]))
(;W[ch];B[dh];W[ab];B[bd];W[ad];B[ac];W[dg];B[eg];W[bc];B[aa]
(;W[ba];B[ac];W[bh];B[ci];W[bc];B[db];W[eb];B[ac]C[white is dead])
(;W[be];B[ac];W[bh];B[ci];W[ab];B[db];W[ba];B[eb])))
(;W[ea];B[bb]
(;W[ab];B[bd];W[ad];B[ac];W[dg];B[ae];W[fg];B[be]
(;W[eg];B[fh];W[dh];B[ch])
(;W[fh];B[eg];W[gi];B[ei]C[black gains too much]))
(;W[dg];B[eg];W[ab];B[bd];W[ad];B[ac];W[ch];B[dh];W[bc];B[aa]
(;W[ba];B[ac];W[bh];B[ci];W[bc];B[db]
(;W[eb];B[ac]C[white is dead])
(;W[be];B[eb]))
(;W[be];B[ac];W[bh];B[ci];W[ab];B[da]
(;W[ba];B[eb])
(;W[eb];B[ac]))))
(;W[ch];B[bh];W[dg];B[dh];W[eb];B[bb];W[ab];B[bd];W[ad];B[ac]
(;W[fg];B[eg];W[bc];B[aa])
(;W[ci];B[eg];W[bc];B[aa])))
(;W[cb];B[bc];W[bb];B[bd];W[ac];B[ae])
(;W[db];B[bc])
(;W[bd];B[cb];W[db];B[da];W[eb];B[bc])
(;W[fg];B[eg];W[bc];B[cb];W[db];B[da];W[eb];B[bb];W[ab];B[bd];W[ad];B[ac];W[dg];B[dh];W[bc];B[aa];W[be];B[ac];W[fh];B[bd];W[gi];B[ae])
(;W[ch];B[bh]
(;W[bc];B[cb];W[eb];B[bb];W[ab];B[bd];W[ad];B[ac];W[dg];B[ae])
(;W[dg];B[dh];W[bc];B[cb];W[eb];B[bb];W[ab];B[bd];W[ad];B[ac]
(;W[fg];B[eg];W[bc];B[aa])
(;W[ci];B[eg];W[bc];B[aa])))
(;W[bb];B[bc]))
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